The Tor Browser: content/canvas/test/webgl-conformance/conformance/glsl/misc/re-compile-re-link.html@8bccb770b82d (annotated)

content/canvas/test/webgl-conformance/conformance/glsl/misc/re-compile-re-link.html@8bccb770b82d (annotated)

content/canvas/test/webgl-conformance/conformance/glsl/misc/re-compile-re-link.html

Wed, 31 Dec 2014 13:27:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 13:27:57 +0100
branch: TOR_BUG_3246
changeset 6: 8bccb770b82d
permissions: -rw-r--r--

Ignore runtime configuration files generated during quality assurance.

 <!--
 Copyright (c) 2012 The Chromium Authors. All rights reserved.
 Use of this source code is governed by a BSD-style license that can be
 found in the LICENSE file.
  -->
 <!DOCTYPE html>
 <html>
 <head>
 <meta charset="utf-8">
 <title>WebGL Re-Compile and Re-link Shader conformance test.</title>
 <link rel="stylesheet" href="../../../resources/js-test-style.css"/>
 <script src="../../../resources/js-test-pre.js"></script>
 <script src="../../resources/webgl-test.js"> </script>
 <script src="../../resources/webgl-test-utils.js"> </script>
 </head>
 <body>
 <canvas id="example" width="4" height="4" style="width: 40px; height: 30px;"></canvas>
 <div id="description"></div>
 <div id="console"></div>
 <script id="vshader" type="x-shader/x-vertex">
 attribute float column;
 attribute float height;
 uniform float position;
 void main() {
   gl_Position = vec4(mod(column - position, 1.0) * 2.0 - 1.0, height, 0, 1);
 }
 </script>
 <script id="fshader1" type="x-shader/x-fragment">
 precision mediump float;
 void main() {
   gl_FragColor = vec4(1,0,0,1);
 }
 </script>
 <script id="fshader2" type="x-shader/x-fragment">
 precision mediump float;
 uniform float foobar;
 void main() {
   gl_FragColor = vec4(1,0,foobar,1);
 }
 </script>
 <script id="vshaderB" type="not-js">
 attribute vec2 position;
 varying vec2 v_texCoord;
 void main() {
   gl_Position = vec4(position, 0, 1);
   v_texCoord = vec2(position * 0.5 + 0.5);
 }
 </script>
 <script id="fshaderB" type="not-js">
 precision mediump float;
 varying vec2 v_texCoord;
 uniform sampler2D tex;
 void main() {
   gl_FragColor = texture2D(tex, v_texCoord);
 }
 </script>
 <script>
 description(document.title);
 var wtu = WebGLTestUtils;
 var gl = wtu.create3DContext("example");
 var vsSource = document.getElementById("vshader").text;
 var fs1Source = document.getElementById("fshader1").text;
 var fs2Source = document.getElementById("fshader2").text;
 var vsSourceB = document.getElementById("vshaderB").text;
 var fsSourceB = document.getElementById("fshaderB").text;
 var vShader = gl.createShader(gl.VERTEX_SHADER);
 var fShader = gl.createShader(gl.FRAGMENT_SHADER);
 var vShaderB = gl.createShader(gl.VERTEX_SHADER);
 var fShaderB = gl.createShader(gl.FRAGMENT_SHADER);
 var program = gl.createProgram();
 var programB = gl.createProgram();
 gl.attachShader(program, vShader);
 gl.attachShader(program, fShader);
 gl.attachShader(programB, vShaderB);
 gl.attachShader(programB, fShaderB);
 var success;
 var shader;
 function checkShaderStatus(s) {
   shader = s;
   shouldBeTrue("success = gl.getShaderParameter(shader, gl.COMPILE_STATUS)");
   if (!success) {
     debug("error: " + gl.getShaderInfoLog());
   }
 }
 var prg;
 function checkProgramStatus(p) {
   prg = p;
   shouldBeTrue("success = gl.getProgramParameter(prg, gl.LINK_STATUS)");
   if (!success) {
     debug("error: " + gl.getProgramInfoLog(prg));
   }
 }
 for (var i = 0; i < 10; ++i) {
   gl.shaderSource(vShader, vsSource);
   gl.compileShader(vShader);
   checkShaderStatus(vShader)
   gl.shaderSource(fShader, fs1Source);
   gl.compileShader(fShader);
   checkShaderStatus(fShader)
   gl.linkProgram(program);
   checkProgramStatus(program)
   gl.useProgram(program);
   gl.shaderSource(vShaderB, vsSourceB);
   gl.compileShader(vShaderB);
   checkShaderStatus(vShaderB)
   gl.shaderSource(fShaderB, fsSourceB);
   gl.compileShader(fShaderB);
   checkShaderStatus(fShaderB)
   gl.linkProgram(programB);
   checkProgramStatus(programB)
   gl.useProgram(programB);
 }
 for (var i = 0; i < 10; ++i) {
   // Now change the fragment shader
   gl.shaderSource(fShader, fs2Source);
   gl.compileShader(fShader);
   checkShaderStatus(fShader)
   // And re-link
   gl.linkProgram(program);
   checkProgramStatus(program)
 }
 glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors");
 successfullyParsed = true;
 </script>
 <script>finishTest();</script>
 </body>
 </html>

The Tor Browser / annotate

content/canvas/test/webgl-conformance/conformance/glsl/misc/re-compile-re-link.html@8bccb770b82d (annotated)

content/canvas/test/webgl-conformance/conformance/glsl/misc/re-compile-re-link.html